The atmospheric drama kicks off when an archaeologist discovers a mysterious set of human remains – and continues as an elderly woman is shot dead at her home.

The thriller has been likened to popular Scandinavian dramas. Executive producer Elaine Collins said: "Influenced by both mainland Scotland and Scandinavia, but with very much its own identity, Shetland is a location like no other. The uniqueness and sense of place make it an ideal setting for traditional British crime drama with a unique twist."

Christopher Aird, Head of Drama at BBC Scotland added: "A truly atmospheric murder mystery, Shetland has a unique tone and will be a real treat for fans of crime drama on BBC1. The Shetland Isles are a very special place, they are extremely remote – further away from Glasgow than London. And an island setting is perfect for a murder mystery; it is like a pressure cooker – you know one of the characters must be the murderer..."